气态中性基态原子的原子核外电子排布发生如下变化,吸收能量最多的是
A:1s22s22p63s23p2→1s22s22p63s23p1
B:1s22s22p63s23p3→1s22s22p63s23p2
C:1s22s22p63s23p4→1s22s22p63s23p3
D:1s22s22p63s23p64s24p2→1s22s22p63s23p64s24p1